187817220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{347}}^1$

素因数の和:490

約数の個数: 144

約数和(自身を含む): 595865088

約数和(自身を除く): 408047868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 97, 124, 155, 180, 186, 194, 279, 291, 310, 347, 372, 388, 465, 485, 558, 582, 620, 694, 873, 930, 970, 1041, 1116, 1164, 1388, 1395, 1455, 1735, 1746, 1860, 1940, 2082, 2790, 2910, 3007, 3123, 3470, 3492, 4164, 4365, 5205, 5580, 5820, 6014, 6246, 6940, 8730, 9021, 10410, 10757, 12028, 12492, 15035, 15615, 17460, 18042, 20820, 21514, 27063, 30070, 31230, 32271, 33659, 36084, 43028, 45105, 53785, 54126, 60140, 62460, 64542, 67318, 90210, 96813, 100977, 107570, 108252, 129084, 134636, 135315, 161355, 168295, 180420, 193626, 201954, 215140, 270630, 302931, 322710, 336590, 387252, 403908, 484065, 504885, 541260, 605862, 645420, 673180, 968130, 1009770, 1043429, 1211724, 1514655, 1936260, 2019540, 2086858, 3029310, 3130287, 4173716, 5217145, 6058620, 6260574, 9390861, 10434290, 12521148, 15651435, 18781722, 20868580, 31302870, 37563444, 46954305, 62605740, 93908610, 187817220]

約数ペア:

[(1, 187817220), (2, 93908610), (3, 62605740), (4, 46954305), (5, 37563444), (6, 31302870), (9, 20868580), (10, 18781722), (12, 15651435), (15, 12521148), (18, 10434290), (20, 9390861), (30, 6260574), (31, 6058620), (36, 5217145), (45, 4173716), (60, 3130287), (62, 3029310), (90, 2086858), (93, 2019540), (97, 1936260), (124, 1514655), (155, 1211724), (180, 1043429), (186, 1009770), (194, 968130), (279, 673180), (291, 645420), (310, 605862), (347, 541260), (372, 504885), (388, 484065), (465, 403908), (485, 387252), (558, 336590), (582, 322710), (620, 302931), (694, 270630), (873, 215140), (930, 201954), (970, 193626), (1041, 180420), (1116, 168295), (1164, 161355), (1388, 135315), (1395, 134636), (1455, 129084), (1735, 108252), (1746, 107570), (1860, 100977), (1940, 96813), (2082, 90210), (2790, 67318), (2910, 64542), (3007, 62460), (3123, 60140), (3470, 54126), (3492, 53785), (4164, 45105), (4365, 43028), (5205, 36084), (5580, 33659), (5820, 32271), (6014, 31230), (6246, 30070), (6940, 27063), (8730, 21514), (9021, 20820), (10410, 18042), (10757, 17460), (12028, 15615), (12492, 15035)]